Home / 20,043.98-27,663.63-11,544.45

Finding the Fourth Proportional to 20,043.98, 27,663.63 and 11,544.45

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Solution

The fourth proportional to 20,043.98, 27,663.63 and 11,544.45 is: 15,933.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,043.98 : 27,663.63 = 11,544.45 : x
  2. Step 2: Convert to fraction form
    20,043.98/27,663.63 = 11,544.45/x
  3. Step 3: Cross multiply
    20,043.98x = 27,663.63 × 11,544.45
  4. Step 4: Simplify right side
    20,043.98x = 319,361,415.00
  5. Step 5: Solve for x
    x = 319,361,415.00/20,043.98
  6. Step 6: Final answer
    x = 15,933.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.